SPEECH AUDIO ENCODING DEVICE, SPEECH AUDIO DECODING DEVICE, SPEECH AUDIO ENCODING METHOD, AND SPEECH AUDIO DECODING METHOD

By the present invention, the number of encoding bits allocated to encoding of extended-band spectrum is reduced while degradation of sound quality in the extended band is suppressed. A band compression unit (105) creates combinations of sub-band spectra in pairs of two samples each in order from a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KAWASHIMA, TAKUYA, OSHIKIRI, MASAHIRO
Format:	Patent
Sprache:	eng ; pol
Schlagworte:	ACOUSTICS MUSICAL INSTRUMENTS PHYSICS SPEECH ANALYSIS OR SYNTHESIS SPEECH OR AUDIO CODING OR DECODING SPEECH OR VOICE PROCESSING SPEECH RECOGNITION
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